2 years ago

What does x equal in 5x + 15 = 28

1 answer:

8 0

Answer: 2.6

Step-by-step explanation:

28-15=13

13/5=2.6

Good luck! :)

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dimaraw [331]

32, i believe is the answer

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Nata [24]

The answer is c because ther is only one value for x which is -2.5

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monitta

Answer:

x = $\frac{ab}{b+a}$

Step-by-step explanation:

Given

$\frac{x}{a}$ + $\frac{x}{b}$ = 1

Multiply through by ab to clear the fractions

bx + ax = ab ← factor out x from each term on the left side

x(b + a) = ab ← divide both sides by (b + a)

x = $\frac{ab}{b+a}$

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stiks02 [169]

The answer is 345 :) hope this helps u

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taurus [48]

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